<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>region</title>
    </head>
    <body>
        <form action="/region" method="post">
            <textarea name="region" rows="8" cols="80"></textarea>
            <button type="submit">提交</button>
        </form>
    </body>
</html>
